28813380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12979}}^1$

素因数の和:13028

約数の個数: 48

約数和(自身を含む): 82864320

約数和(自身を除く): 54050940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 12979, 25958, 38937, 51916, 64895, 77874, 129790, 155748, 194685, 259580, 389370, 480223, 778740, 960446, 1440669, 1920892, 2401115, 2881338, 4802230, 5762676, 7203345, 9604460, 14406690, 28813380]

約数ペア:

[(1, 28813380), (2, 14406690), (3, 9604460), (4, 7203345), (5, 5762676), (6, 4802230), (10, 2881338), (12, 2401115), (15, 1920892), (20, 1440669), (30, 960446), (37, 778740), (60, 480223), (74, 389370), (111, 259580), (148, 194685), (185, 155748), (222, 129790), (370, 77874), (444, 64895), (555, 51916), (740, 38937), (1110, 25958), (2220, 12979)]